Ie7 Png Opacity. Is It Possible

1) dont use ie8 with option 'work as ie7'. it lies in this case 2) use clean ie7 or ietester last version For example test.png can be 50% tranparency jpeg picture. I know 2 methods

Solution 1:

I'm not 100% sure what you mean, but I think this is a known bug in all versions of IE (at least up to 8, not sure about 9): Images with alpha transparency will not show correctly if the element containing them has an opacity value different from 100%.

See this answer for more details: How to make a Google Maps semi-transparent PNG tile layer work in IE8?

Solution 2:

I've found this one to be pretty helpful: http://labs.unitinteractive.com/unitpngfix.php